KUSANAGI 9 for VMware is now available

KUSANAGI 9 for VMware based on CentOS Stream 8/9 is now available.

About KUSANAGI 9 for VMware

KUSANAGI 9 for VMware is the latest version of KUSANAGI for VMware products.

We have been offering KUSANAGI 9 only in a cloud environment.(ExcludingKUSANAGI 9 for Vagrant)With the VMWare version now available, KUSANAGI can also be deployed in on-premise environments such as corporate data centers, which is expected to promote the introduction of KUSANAGI for enterprise use.

How to Use

KUSANAGI 9 for VMware has been tested in the following two environments

  • VMware Workstation 17 Pro
  • VMware ESXi Version 7.0

We are offering KUSANAGI 9 for VMware as an OVA image as well as KUSANAGI for VMware (KUSANAGI 8) free of charge.For more information:KUSANAGI/KUSANAGI 9 for VMware.(Japanese only. English in preparation.)

*If you are using KUSANAGI for VMware (KUSANAGI 8), please migrate to KUSANAGI 9 for VMware.


We plan to proceed with offering KUSANAGI on a cloud platform based on VMware.

About Ultra-fast CMS platform “KUSANAGI”

KUSANAGI is a fast and secure virtual machine image developed and provided by Prime Strategy. KUSANAGI is available in 209 regions in 34 countries, on 31 major domestic and international platforms (as of May 2023), with a cumulative total of over 70,000 units in operation (as of February 2023).

KUSANAGI achieves more than 25,000 concurrent requests per second (HTTP) when using page cache and more than 210 concurrent requests per second (both HTTP and HTTPS) when not using page cache in a typical cloud environment (*1). Compared to the standard LAMP environment (*2), the speedup is approximately 2,330 times faster when page cache is used, and approximately 20 times faster when page cache is not used.

Three editions are offered: the “Free Edition” for personal use, the paid “Business Edition” for business use, and the paid top-of-the-line “Premium Edition” for business use, which includes the WEXAL® Page Speed Technology® web acceleration engine.

KUSANAGI official website:

*1 Microsoft Azure Standard D4as_v4instance (2.35Ghz AMD EPYC 7452 processor 4 vCPU, 16GiB), Premium SSD LRS, East Japan Region, KUSANAGI 9.1.0-1, PHP 7.4.27, Nginx 1.21.4, MariaDB 10.5.13, WordPress 5.8.2
*2: Microsoft Azure Standard D4as_v4 instance (2.35Ghz AMD EPYC 7452 processor 4 vCPU, 16GiB), Premium SSD LRS, East Japan Region, CentOS 7.9.2009, PHP 5.6.40, Apache 2.4.6, MariaDB 5.5.68, WordPress 5.8.2


If you have any questions or concerns,
please feel free to contact us using our contact form.